AMG Umarex / VFC HK416 / M4 GBB Hammer Spring (Winter Use)

Price: $8.48 – $13.47 — In stock at 3 retailers.

AMG Magazine Spring For Umarex/ VFC HK416/ M4 GBB Airsoft (Winter Use) Metal Construction Airsoft Magazine Spring Design For Replace the Original Parts Improves feeding performance in colder weather and temperatures Suitable For Umarex/ VFC HK416/ M4 Gas Blow Back GBB Airsoft